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Product Overview
The Q235 hot rolled carbon steel round bar is a solid cylindrical steel bar produced by hot rolling to GB/T 702-2017. Q235 is a carbon structural steel grade with a guaranteed yield strength of 235 الآلام والكروب الذهنية, combining good strength, excellent machinability and low cost for a wide range of general engineering applications.
Round bars are supplied with black mill finish or bright surface, in diameters from 8 mm to 200 mm and lengths of 6 م, 9 m and 12 م. Custom cutting, chamfering and surface treatments are available on request.
Specifications
| Item | مواصفة |
|---|---|
| معيار | جيجابايت/ت 702-2017 |
| Material Grade | Q235 carbon structural steel |
| شكل | Solid round bar (hot rolled) |
| Diameter Range | 8 mm to 200 مم |
| طول | 6 م / 9 م / 12 م, custom cutting available |
| سطح | Black mill finish or bright (peeled) surface |
| قوة الغلة | Min. 235 الآلام والكروب الذهنية |
| قوة الشد | 370-500 الآلام والكروب الذهنية |
| استطالة | Min. 26% |
| Processing | Cutting, turning, drilling and forging on request |
Key Features
- Guaranteed 235 MPa yield strength with stable chemical composition
- Excellent machinability for turning, drilling and threading
- Hot rolled structure with uniform cross section
- Good weldability for structural connections
- Available in black, bright or galvanized finish
- Mill test certificate and inspection report supplied
التطبيقات
- مهاوي, axles, pins and fasteners
- Machinery parts and general mechanical processing
- Building and structural reinforcement
- Frames, brackets and supports
- Forging blanks and hardware manufacturing
Quality Control & التعبئة والتغليف
Each batch is tested for chemical composition, mechanical properties and surface condition before shipment. Round bars are bundled with steel straps, protected with waterproof wrapping and marked with grade, diameter and batch number. Mill test certificates are available upon request, and free samples can be provided for quality evaluation.
